Definition of arse in English:

arse

noun

British
vulgar slang
  • 1A person's buttocks or anus.

    buttocks, behind, backside, rear, rear end, seat, haunches, cheeks
    View synonyms
  • 2A stupid, irritating, or contemptible person.

    idiot, ass, halfwit, nincompoop, blockhead, buffoon, dunce, dolt, ignoramus, cretin, imbecile, dullard, moron, simpleton, clod
    View synonyms

verb

British
vulgar slang
  • 1[no object] Behave in a stupid way; waste time.

  • 2[with object] Make a botched attempt at something.

  • 3Not want to do something because one has no interest in or enthusiasm for it.

Phrases

  • arse about face

    • vulgar slang Contrary to what is usual, expected, or logical.

      ‘he felt disoriented: everything seemed to be arse about face’
  • arse over tit

    • vulgar slang So as to fall over in a sudden or dramatic way.

  • get off one's arse

    • vulgar slang Stop being lazy.

  • get one's arse into gear

    • vulgar slang Start to do something with energy, determination, or speed.

  • my arse!

    • vulgar slang Used to convey that one does not believe something that has just been said.

  • not know one's arse from one's elbow

    • vulgar slang Be totally ignorant or incompetent.

  • talk out of one's arse

    • vulgar slang Talk rubbish.

  • up your arse!

    • vulgar slang Used to express contempt for someone or something.

Origin

Old English ærs, of Germanic origin; related to Dutch aars and German Arsch.

Pronunciation:

arse

/ɑːs/